subcontrary
disjunct
contradictory
equivalence
incompatibility
inconsistency
repugnance
mutual exclusiveness
apodeictic
contrary
apodictic
copredication
logical relation
self-dual
prejacent
per alia
negation
affirmative
maintain
appear
seem
argument from ignorance
weaker
protothetic
lemma
classical logic
possibly
subproposition
stronger
mode
term
modality
argumentum ad ignorantiam
analytical
analytic
putative
vacuous truth
vouch
propositional calculus
propositionalist
argument
proof
propositionally
zero-order logic
analetheism
sentential logic
OR
neutrosophic
propositionize
in the same breath
antinomy
paradox
modal
truthen
assertment
proposition
contradiction
evidence
synthetical
converse
truth
propositional
blanket statement
true statement
premise
factly
consequence
synthetic
Alternativism
law of nontriviality
conversion
Occam's Razor
principle of parsimony
Ockham's Razor
law of parsimony
assertable
proof by example
double-barrelled
noncontradiction
multistatement
double-barreled
trilemma
probative
recognition
corollary
premiss
tautology
fact
argumentum ad consequentiam
dialetheism
assumption
suppositum